that means we need to stop digging by electing mitt romney the next president of the united states! >> today, heavy hitters are fighting back. senator marco rubio just now in denver. >> the last four years the american middle class has been buried. those aren't my words. those happened to be the words of the distinguished vice president of the united states, mr. joe biden. no, don't boo. he's the best thing we got going, guys. >> and how's this for trail mix? mitt romney got more than he bargained for when he posed at chipotle after ordering a burrito bowl in a photo op that's an internet sensation. good day, andrea mitchell live in denver at the site of tonight's presidential debate, the first time in five years that barack obama and mitt romney are going to be face-to-face in what the local newspaper is headlining as the duel in denver. joining me now for our daily fix, chris cizilla, msnbc contributor and managing editor of post politics.com. first of all, this, the big face-off, let's talk about the state of the race. we have new nbc news/"wall street journal" poll numbers showi